phpcs.xml

<?xml version="1.0"?>
<ruleset xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" name="PHP_CodeSniffer" xsi:noNamespaceSchemaLocation="vendor/squizlabs/php_codesniffer/phpcs.xsd">
    <description>Coding Standard based on PSR-12</description>
    <arg name="basepath" value="."/>
    <arg name="extensions" value="php"/>
    <arg name="parallel" value="80"/>
    <arg name="cache" value=".phpcs-cache"/>
    <arg name="colors"/>

    <!-- Compatibility with PHP 7.3.0 -->
    <config name="php_version" value="70300"/>

    <!-- Ignore warnings, show progress of the run and show sniff names -->
    <arg value="nps"/>

    <!-- Directories to be checked -->
    <file>app/Controllers</file>
    <file>app/Database</file>
    <file>app/Filters</file>
    <file>app/Helpers</file>
    <file>app/Libraries</file>
    <file>app/Models</file>
    <file>tests</file>

    <!-- Doctrine Coding Standard (Based on PSR-12) -->
    <rule ref="Doctrine">
    <!-- Exclude rules for BEAR.Sunday -->
        <exclude name="Generic.Formatting.MultipleStatementAlignment.NotSame"/>
        <exclude name="Squiz.Strings.DoubleQuoteUsage.ContainsVar"/>
        <exclude name="SlevomatCodingStandard.Classes.SuperfluousExceptionNaming.SuperfluousSuffix"/>
        <exclude name="SlevomatCodingStandard.Commenting.DocCommentSpacing.IncorrectOrderOfAnnotationsGroup"/>
        <exclude name="SlevomatCodingStandard.Exceptions.ReferenceThrowableOnly.ReferencedGeneralException"/>
        <exclude name="SlevomatCodingStandard.TypeHints.PropertyTypeHint.MissingNativeTypeHint"/>
        <exclude name="SlevomatCodingStandard.TypeHints.ReturnTypeHint.MissingAnyTypeHint"/>

        <!-- Exclude rules for legacy CodeIgniter Project -->
        <exclude name="SlevomatCodingStandard.Operators.DisallowEqualOperators.DisallowedEqualOperator"/>
        <exclude name="SlevomatCodingStandard.Operators.DisallowEqualOperators.DisallowedNotEqualOperator"/>
    </rule>

    <rule ref="Squiz.Classes.ClassFileName.NoMatch">
        <exclude-pattern>app/Database/Migrations/*</exclude-pattern>
        <exclude-pattern>tests/_support/Database/Migrations/*</exclude-pattern>
    </rule>
</ruleset>